Rocky Mountain Iris (Iris Missouriensis) - Growing Guide | Neighborbrite

Rocky Mountain Iris (Iris Missouriensis) - Perennials

Grow conditions

Sunlight

Full sun to partial shade

Hardiness zone

3-9

Min. Temperature

−40°F (−40°C)

Soil type

Clay, Loam, Sandy, Well drained, Moist

Soil pH

Acidic, Neutral, Alkaline

Rocky Mountain Iris

Iris Missouriensis

Grow conditions

Sunlight: Full sun to partial shade
Hardiness zone: 3-9
Min. Temperature: −40°F (−40°C)
Soil type: Clay, Loam, Sandy, Well drained, Moist
Soil pH: Acidic, Neutral, Alkaline

Plant traits

Mature height12 in-24 in

Mature spread12 in-24 in

Plant typePerennials

Bloom seasonSpring, Summer

Foliage typeDeciduous

Tolerance & safety

Drought tolerant✅Yes

Fire tolerant⚖️Moderate

Pet safe❌Toxic

Deer resistant✅Yes

Pollinator-friendly—Unknown

Rocky Mountain Iris (Iris Missouriensis) - Perennials

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Rocky Mountain Iris (Iris Missouriensis) - Perennials

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